How Roger Federer, Rafael Nadal Absence Hurt Novak Djokovic's 2016 Campaign? - Gamenguide

Gamenguide
How Roger Federer, Rafael Nadal Absence Hurt Novak Djokovic's 2016 Campaign?
Gamenguide
Following Nokak Djokovic's 6-3 6-4 defeat to Andy Murray at the ATP Finals and failing to reclaim the world No. 1 ranking he had at the end of last year, his coach Boris Becker suggested that Serb could be suffering from the absence of main rivals ...and more »